(53915) IWC 3752 Da Vinci Tourbillon Perpetual Calendar Chronograph, IW375201, 3752-01, 3752 01, released in 1999 and limited to only 200 pieces in yellow gold, 18k yellow gold case on a strap with a yellow gold tang buckle, manual wind IWC caliber 76061 movement, silver dial with applied hour markers and luminous dots, perpetual calendar display with day, date, month, moonphase, and 4 digit year, 12-hour chronograph, acrylic cryst...